It said only that the drone crashed in "recent days" and did not give a location.

Contentious issues like China's repeated blocking of listing of JeM chief Masood Azhar, Chinese military continuing to keep large troops presence near the site of Doklam standoff even during winter as well as Dollars 50 billion China-Pakistan Economic Corridor were expected to figure in the talks.

He was quoted in Xinhua news agency as saying that India had "violated China's territorial sovereignty". "We will fulfill our mission and responsibility and defend China's national sovereignty and security resolutely".

China and Bhutan have competing claims on the plateau, and India supports Bhutan's claim. India had intervened on Bhutan's behalf as Chinese building activities threatened "Chicken's Neck"- a narrow strip of land connecting Indian mainland to its northeastern states.

Wang's visit to Delhi is regarded significant as it would set tone for President Xi Jinping's policy approach to India in his second term as the head of the ruling Communist Party of China. India objected to the construction highlighting its security concerns.